CA1084732A - Gas chromatograph device with elevated column pressure and controlled column flow rate - Google Patents

Gas chromatograph device with elevated column pressure and controlled column flow rate

Info

Publication number
CA1084732A
CA1084732A CA246,754A CA246754A CA1084732A CA 1084732 A CA1084732 A CA 1084732A CA 246754 A CA246754 A CA 246754A CA 1084732 A CA1084732 A CA 1084732A
Authority
CA
Canada
Prior art keywords
column
pressure
sample
port
outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA246,754A
Other languages
English (en)
French (fr)
Inventor
Tomas Hirschfeld
David C.A.G. Brown
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Block Engineering Inc
Original Assignee
Block Engineering Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Block Engineering Inc filed Critical Block Engineering Inc
Application granted granted Critical
Publication of CA1084732A publication Critical patent/CA1084732A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02Column chromatography
    • G01N30/26Conditioning of the fluid carrier; Flow patterns
    • G01N30/28Control of physical parameters of the fluid carrier
    • G01N30/32Control of physical parameters of the fluid carrier of pressure or speed
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02Column chromatography
    • G01N30/26Conditioning of the fluid carrier; Flow patterns
    • G01N30/28Control of physical parameters of the fluid carrier
    • G01N30/32Control of physical parameters of the fluid carrier of pressure or speed
    • G01N2030/326Control of physical parameters of the fluid carrier of pressure or speed pumps

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
CA246,754A 1975-02-28 1976-02-27 Gas chromatograph device with elevated column pressure and controlled column flow rate Expired CA1084732A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/553,989 US4123236A (en) 1975-02-28 1975-02-28 Gas chromatograph device
US553,989 1975-02-28

Publications (1)

Publication Number Publication Date
CA1084732A true CA1084732A (en) 1980-09-02

Family

ID=24211605

Family Applications (1)

Application Number Title Priority Date Filing Date
CA246,754A Expired CA1084732A (en) 1975-02-28 1976-02-27 Gas chromatograph device with elevated column pressure and controlled column flow rate

Country Status (8)

Country Link
US (1) US4123236A (it)
JP (1) JPS51142394A (it)
AU (1) AU506280B2 (it)
CA (1) CA1084732A (it)
DE (1) DE2607831A1 (it)
GB (1) GB1545632A (it)
IT (1) IT1053999B (it)
NL (1) NL7602128A (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030055B (en) * 1978-09-26 1983-01-12 Erba Strumentazione Sample injection into gas chromatorgraphic columns
JPS57186145A (en) * 1981-05-11 1982-11-16 Kanegafuchi Chem Ind Co Ltd Measurement and device of vaporizing component in liquid
JPS57184946A (en) * 1981-05-09 1982-11-13 Kanegafuchi Chem Ind Co Ltd Method and apparatus for measuring concentration of vaporising component in liquid
US4780116A (en) * 1987-11-20 1988-10-25 Cheh Christopher H Low temperature preparative gas chromatography apparatus
US4838098A (en) * 1987-12-02 1989-06-13 The United States Of America As Represented By The United States Department Of Energy Contained radiological analytical chemistry module
US4992083A (en) * 1988-11-19 1991-02-12 Kernforschungsanlage Juelich Gesellschaft Mit Beschrenkter Haftung Apparatus for intermediate enrichment of trace substances from a gas stream in a cold trap, and chromatography arrangement provided therewith
US4954149A (en) * 1989-10-25 1990-09-04 Merlin Instrument Company Injection septum
DE4104075C1 (it) * 1991-02-11 1992-03-19 Bruker Analytische Messtechnik Gmbh, 7512 Rheinstetten, De
IT1247522B (it) * 1991-04-24 1994-12-17 Erba Strumentazione Iniettore gascromatografico
US6865926B2 (en) * 2000-01-25 2005-03-15 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
US7257987B2 (en) 2000-01-25 2007-08-21 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Portland State University Method and apparatus for sample analysis
EP1257813A4 (en) * 2000-01-25 2007-05-02 Oregon State METHOD AND DEVICE FOR CONCENTRATING SAMPLES FOR ANALYSIS
US7437906B2 (en) * 2002-02-22 2008-10-21 Dani Instruments S.P.A. Flow regulator device for an analytical circuit and its use in chromatography
US6813929B2 (en) * 2002-08-01 2004-11-09 Dionex Corporation Method and apparatus for monitoring fluid flow
DE10319130B3 (de) * 2003-04-28 2004-09-09 Siemens Ag Gaschromatograph mit nachgeordnetem Massenspektrometer und Verfahren zur gaschromatographisch-massenspektrometrischen Analyse eines Stoffgemischs
KR100815999B1 (ko) * 2004-03-04 2008-03-21 퍼킨엘머 라스 아이엔씨. 흡착제 튜브를 특성화하기 위한 방법 및 시스템
US8141411B2 (en) * 2008-09-30 2012-03-27 Thermo Finnigan Llc Method for determining a low cylinder pressure condition for a gas chromatograph
US9470664B2 (en) 2009-04-10 2016-10-18 Waters Technologies Corporation Chromatographic interface
WO2010118414A1 (en) * 2009-04-10 2010-10-14 Waters Technologies Corporation Apparatus and method for coupled lc-nmr analysis
CN115825306B (zh) * 2021-09-17 2024-04-26 中国石油天然气集团有限公司 色谱仪样品气异常自动预警处理装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3225521A (en) * 1962-06-04 1965-12-28 Gulf Research Development Co Serially connected thermochromatographic columns
DE1212317B (de) * 1964-09-08 1966-03-10 Dr Istvan Halasz Regelanordnung zur Konstanthaltung der Stroemungsgeschwindigkeit des am Ende der temperaturprogrammierten Kolonne eines Gaschromatographen austretenden Gasstromes und zur Programmierung des Eingangsdruckes der Kolonne
FR1420572A (fr) * 1964-10-30 1965-12-10 Siderurgie Fse Inst Rech Procédé et dispositif d'analyse d'un mélange gazeux
US3374660A (en) * 1966-06-28 1968-03-26 Hamilton Co Inlet for chromatographs and the like
US3879984A (en) * 1971-02-18 1975-04-29 John Michael Welland Gas flow control

Also Published As

Publication number Publication date
DE2607831A1 (de) 1977-02-03
US4123236A (en) 1978-10-31
NL7602128A (nl) 1976-08-31
AU506280B2 (en) 1979-12-20
IT1053999B (it) 1981-10-10
AU1154276A (en) 1977-09-08
JPS51142394A (en) 1976-12-07
GB1545632A (en) 1979-05-10

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Legal Events

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